November 1938

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Features

Sparks, Steam, Splinters

To Stop Desert Encroachment

Water Table Pumped Lower and Lower, the Desert is Creeping into Rich Central Valley; Two Great Dams, Long Canals, Will Supply Needed Water

By Phil Dickinson

A Legacy for 6939 A. D.

Buried Metal Capsule Contains Sample of Our Civilization, Some of Our Products, Millions of Words in Print, For Future Archeologists

By David S. Youngholm

The Italian Navy at a Glance

Electrical Rhythms of the Human Brain

What Causes Our Brain Waves and What Do They Signify? Hypotheses, Have They Something to Do With Vision?, A Beginning Has Been Made

By Barclay Moon Newman

The Big Concretions of Ohio

Odd Rock Curiosities that Intrigue Collectors, Formed in the Rock Where They are Found, A Peculiar Chemical Reaction is Their Origin

By Arthur David

Artificial Eclipses

At Their Triennial Meeting the World's Astronomers Witnessed the Amazing New Technique of Observing Solar Prominences and Corona Without an Eclipse

Camera Angles Round Table, November 1938

Telescoptics, November 1938

Current Bulletin Briefs, November 1938

Legal High-Lights, November 1938

Purchase To Read More

Digital Issue ?Read or download this issue’s articles online. *A printed copy of this issue is not included. $7.99

Print + Digital All Access Subscription ?Read or download this issue’s articles online. Plus, subscribe to get Print, Online and Tablet access to the next 12 new issues to be released as well as Online access to archives back to 1845. $99.00

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